At which battle was poison gas first used?

More Questions:

On what date did the "Dennis the Menace" comic strip debut in newspapers?

What Texas city is recognized as the birthplace of the card game "Texas Hold'em"?

In the title of a George Bernard Shaw play, what's John Bull's Other Island?

In "The Farmer in the Dell', what does the child take?

During what war was the novel "For Whom the Bell Tolls" set?

Who spent months rehearsing for "My Fair Lady" then had most of her singing dubbed by Marni Nixon?

Which countries border Chile?

The powerful Inca empire had its capital seat at Cuzco in what modern-day South American country?

How many daily tides are there if they are diurnal?

In what part of the body would you find cowper's fluid?

What does the "D.J." stand for in D.J. Tanner's name in the TV show "Full House"?

What Native American leader surrendered at Skeleton Canyon in 1886?

Whose autobiography is called "Tall, Dark and Gruesome"?

Who was the Roman god of sleep?

The song "Good Girl" was the 12th Top 20 hit for what artist?